CONCRETE FILLING DETECTION SENSOR AND FILLING DETECTION METHOD FOR CONCRETE

To provide a filling detection sensor for concrete that is installed at low costs, and less burdens a worker in measurement.SOLUTION: A concrete filling detection sensor according to the present invention includes a light receiving element which outputs an electric signal and/or outputs an electric...

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Bibliographische Detailangaben
Hauptverfasser: ERIGUCHI REI, ISAKA YUKITOSHI
Format: Patent
Sprache:eng ; jpn
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Beschreibung
Zusammenfassung:To provide a filling detection sensor for concrete that is installed at low costs, and less burdens a worker in measurement.SOLUTION: A concrete filling detection sensor according to the present invention includes a light receiving element which outputs an electric signal and/or outputs an electric signal corresponding to illuminance of received light on receiving the light having predetermined illuminance or larger.SELECTED DRAWING: Figure 1 【課題】導入コストが低廉であり、且つ、測定に伴う作業員の作業負担が少ない、コンクリートの充填検知センサを提供する。【解決手段】本発明に係るコンクリート充填検知センサは、所定照度以上の光を受光すると電気信号を出力する、及び/又は、受光した光の照度に応じた電気信号を出力する受光素子を含む。【選択図】 図1